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Additional information received clarified the device issue was found after a colonoscopy procedure.The procedure was completed as intended using the same device.There were no additional anomalies during inspection.Per the customer, a leak test is performed after each use of the scope, the scope is reprocessed with an olympus oer and stored in an endoscope locker.If additional information becomes available at a later time, this report will be supplemented.
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This supplemental report was submitted to provide additional information from the original equipment manufacturer (oem) for mdr# 8010047-2020-5973.The original equipment manufacturer (oem) performed the device history records for this device.No abnormalities were found as all records indicated that the product was manufactured according to all applicable procedures and met final product release criteria.An investigation was completed by the oem and determined that there is no manufacturing, material or processing related cause for this failure mode.The cause of the suggested event could not be specified.However, the air/water channel cleaning brush may have broke, a part of it may have became stuck in the nozzle.According to ifu (instruction for use), the suggested events can be detected during inspection prior to use.Abnormality of aw channel cleaning brush can be the detected before reprocessing as well.As stated on the ifu and as a preventive measure, the user manual states: ·inspection of the endoscope : inspect the external surface of the entire insertion section, including the bending section and the distal end for dents, bulges, swelling, scratches, peeling of coating, holes, sagging, transformation, bends, adhesion of foreign bodies, missing parts, protruding objects, or other irregularities.·inspection of the objective lens cleaning function : keep the air/water valve¿s hole covered with your finger and depress the valve.Observe the endoscopic image and confirm that water flows on the entire objective lens.Additionally, the reprocessing manual states to prevent the suggested event as follows.According to the ifu, aw channel cleaning brush should be inspected.The user handling may have deviated from the ifu in this case.However it cannot be specified.Inspection of the channel cleaning brush (bw-20t) 1.Confirm that the brush head and the metal tip of the distal end are securely in place.Check for loose or missing bristles of the brush head (see figure 3.4 on page 18).2.Check for bends, scratches and other damage to the shaft.3.Check for debris on the shaft and/or in the bristles of the brush head.Olympus will continue to monitor complaints for this device.
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